Radeon RX 455 OEM and B200 SXM 192 GB - video card comparison
Radeon RX 455 OEM
B200 SXM 192 GB
Architecture
GCN 2.0 (2013−2017)
Blackwell
GPU code name
Tobago
GB100
Market segment
Desktop
Desktop
Release date
June 2016
2024 (recently)
Interface
PCIe 3.0 x16
PCIe 5.0 x16
Supplementary power connectors
1x 6-pin
-
Boost clock speed
-
1837 MHz
Core clock speed
1050 MHz
-
Floating-point performance
1,613 gflops
-
Manufacturing process technology
28 nm
5 nm
Number of transistors
2,080 million
208,000 million
Pipelines / CUDA cores
768
16896
Power consumption (TDP)
100 Watt
1000 Watt
Texture fill rate
50.40
969.9
Memory type
GDDR5
HBM3e
Maximum RAM amount
2 GB
96 GB
Memory bus width
128 Bit
4096 Bit
Memory clock speed
6500 MHz
8 GB/s
Memory bandwidth
104.0 GB/s
4.1 TB/s
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
No outputs
HDMI
+
-
DirectX
12 (12_0)
N/A
CUDA
-
9.0
OpenCL
2.0
3.0
OpenGL
4.6
N/A
Shader Model
6.3
N/A
Vulkan
1.2.131
N/A